Black squirrels have their advantages and disadvantages, depending on where they are
Doug Wechsler/Naturepl.com
Road accidents seem to be behind the natural selection of black squirrels in US cities, as road accidents may be easier than gray ones to avoid and avoid.
The grey squirrel (Sciurus carolinensis), known in the United States as Eastern Greyslis, but has been introduced in countries around the world, but its native range is eastern North America. Despite their names, they have actually evolved a variety of colours. The grey version is the most common, but there is also a black shape…
Source: www.newscientist.com
